You can open the Audit Trail to see the status of completed and new tasks.
1. Navigate to the file in the Document library. Then click on the Open Audit Trail link to see an Audit trail for that document.
2. A list will open to show all the read tasks where the Audience members, its status, and if closed, who closed the task and when.
Note: The Task Type shows whether the task was sent during Induction or on the Publishing of the document.